Why Is Your Arlo Doorbell Flashing Red And White? | Troubleshooting Tips - Smarthome Hut

Why Is Your Arlo Doorbell Flashing Red And White? | Troubleshooting Tips

Arlo Doorbell Flashing Red And White
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Arlo Doorbells are an essential part of home security system providing alerts about all activities on the door side. But, Arlo also flashes LED lights when there is an issue such as a Red And White LED on Arlo’s doorbell.

Possible Causes:

  • Wi-Fi Connection issue
  • Low Battery
  • Check LED Lights during & after Set up
  • Doorbell’s Firmware issue

Key Solution Points:

  • Recharge Battery
  • Check your Wi-Fi Network
  • Reset Arlo Doorbell
  • Update Firmware

Arlo Essential Wired Video Doorbell

How To Fix Arlo Doorbell Flashing Red And White | Causes & Solutions

Low Battery

First, when I faced this issue, I did check my Arlo battery. Sometimes, Arlo doorbell is not getting enough power from the source or the battery is relatively low and it shows a blinking red LED. The flashing light is a warning signal that alerts you to the need to recharge or replace the battery.

Recharge or Replace the Battery:

You must recharge or replace the battery. Recharge the battery, remove it from the doorbell, and connect it to a power source using a USB cable. Otherwise, you need to replace your battery.


Wi-Fi Network Issue

When you have a poor Wi-Fi connection, it may face network error issues, and your Arlo Essential video doorbell may not record and upload a recording to cloud storage in a result it shows red and white light to indicate potential issues.

Check Your Wi-Fi Signal

First, check your Wi-Fi signal strength. Move the doorbell closer to your router or use a Wi-Fi extender to improve the signal. You can also try resetting your router and doorbell to see if that resolves the issue.

Reset Arlo Doorbell

A reset for Arlo Doorbell is required when you are unable to resolve your issue from the above methods.

What do LED behaviors on my Arlo Essential Video Doorbell Wired mean?

Note: LED behaviors on your Arlo doorbell depend on whether you have set it up or not. We will cover both in the guide below.

LED behaviors during Setup

i) Flashing White

The Flashing white light shows when your Doorbell is trying to discover WiFi network, SmartHub, or base station. The doorbell initiates this when you press the doorbell.

ii) Solid Amber

Solid amber light shows when the doorbell is not receiving enough power from the transformer.


Your doorbell must be connected to a voltage source having a voltage level of 16-24V AC and 10A. Check how to measure voltage of Arlo doorbell.

If you have checked voltage level and it is giving the appropriate voltage, you must activate bypass mode on your Power Kit.

iii) Flashing Amber

This flashing amber LED appears when there is a Wi-Fi network issue with your doorbell and mobile device.


Make sure that both your mobile device and Arlo doorbell are on the same network. Usually, 2.4GHz work well.

iv) Alternating amber and white

The temperature is too low and it requires a bit of time to get warmer and let the battery recharge.

LED Behaviors after Setup

When you have set up your Arlo doorbell, you can check your issue relative to the following LEDs.

i) Slow breathing white

The doorbell detected motion.

ii) Solid white

The doorbell is connected to a call.

iii) Fading white

The call from the doorbell ended.

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Frequently Asked Questions

Can I use my Arlo doorbell without connecting it to the app?

No, you cannot use your Arlo doorbell without connecting it to the Arlo app. The app is required to set up and control your doorbell, including receiving notifications when someone rings the doorbell or motion is detected.

How do I pair my Arlo doorbell with my Wi-Fi network and the Arlo app

First, make sure that your doorbell is in pairing mode (flashing red and white). Then, open the Arlo app on your mobile device, select “Add Device,” and follow the on-screen instructions to connect your doorbell to your Wi-Fi network.

About Author

Hamza Munir

Originally from Pakistan, being a young lad in Tech industry, Hamza has a keen interest in PC games, and Windows OS Security Systems. He loves technology and Alexa products and he has used multiple automated gadgets at home, with almost every version of the Echo and Rumbas especially. He is recently studying advanced AI and Machine Learning at ITU Pakistan. Now, He has also involved himself in Aurdino products to study advanced Robotics. His degree is Bachelor's in Computer Science but his Specialization has taken him to a higher positions at various job positions. Now, He writes detailed information on every issue and feature of Alexa, Echo, and other smart and automated gadgets and also reviews them according to my use and personal utility experience. Hamza has been providing people with different troubleshoots related to robotics, and AI since 2020 and He has attached himself with <a href="https://smarthomehut.com/" target="_blank" rel="noopener">smarthomehut</a> in 2022 You can find him @ <ol> <li><a href="https://www.facebook.com/profile.php?id=100052732758107" target="_blank" rel="noopener">Facebook</a></li> <li><a href="https://twitter.com/HamzaMu31587055" target="_blank" rel="noopener">Twitter</a></li> </ol> More Info <a href="https://smarthomehut.com/about/" target="_blank" rel="noopener">About Smarthomehut</a>

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